Kenmore Progressive Upright Vacuum with Inteli-Clean System, Slate Blue Inteli-Clean setting provides a boost of power for efficient cleaning HEPA cloth bag for true HEPA filtration Infrared dirt sensor indicates where to focus cleaning effort to remove embedded dirt Direct drive beltless agitator for constant cleaning power and no belts to replace HandiMate Jr. attachment cleans stairs, upholstery and hard-to-reach areas